{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "662251356",
    "entityType": "User",
    "nonce": "0x2f85cdf27411404137627f8aa5dfd44b1f60f75a49c2166b9e7f634ae93599ad",
    "signature": "0x276458802c3478e432331204f863b593fcad2575d0fe1089e1101c77560d45107e0345c41d0c6a8fa649fed3cbd67f8ab64920f354b6a6e072ce31da0e3849ab1b",
    "signer": "0x227c6D4cdFc19155a5212Bc082E6079835436E1e",
    "userId": "94961"
  }
}